IEEE C37.21-1985

IEEE Standard for Control Switchboards

NORMA vydaná dňa 29.3.1988

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The information about the standard:

Designation standards: IEEE C37.21-1985
Note: NEPLATNÁ
Publication date standards: 29.3.1988
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Kategória: Technické normy IEEE